Average Co-Inventor Count = 1.96
ph-index = 10
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Estwing Manufacturing Company, Inc. (18 from 25 patents)
18 patents:
1. D833246 - Hammer
2. D788562 - Hammer
3. D773599 - Machete
4. D752938 - Hammer
5. D730134 - Pick
6. D672218 - Hammer
7. D604136 - Hammer
8. D601398 - Hammer
9. 7404346 - Striking tool with weight forward head
10. D551529 - Hammer
11. D549064 - Hammer
12. D549066 - Hammer
13. D540646 - Hammer
14. D521342 - Hammer
15. 6976406 - Striking tool with weight forward head